0.5 - Now in 3D

static/app.js

@@ -1,8 +1,21 @@
 let currentMetric = 'cpu';
 let clusterData = null;
 
+// Three.js Core Variables
+let scene, camera, renderer, controls;
+let podMeshes = [];
+let nodeMeshes = [];
+let raycaster = new THREE.Raycaster();
+let mouse = new THREE.Vector2();
+let hoveredPod = null;
+
+let maxCpuInCluster = 1;
+let maxMemInCluster = 1;
+let autoRotateEnabled = false;
+
+// Formatters
 const formatBytes = (bytes) => {
-    if (bytes === 0) return '0 B';
+    if (!bytes || bytes === 0) return '0 B';
     const k = 1024;
     const sizes = ['B', 'KB', 'MB', 'GB', 'TB'];
     const i = Math.floor(Math.log(bytes) / Math.log(k));
@@ -10,193 +23,534 @@ const formatBytes = (bytes) => {
 };
 
 const formatCpu = (millicores) => {
-    if (millicores === 0) return '0 m';
+    if (!millicores || millicores === 0) return '0 m';
     return `${millicores} m`;
 };
 
-document.getElementById('btn-cpu').addEventListener('click', (e) => {
+// UI Controls Setup
+document.getElementById('btn-cpu').addEventListener('click', () => {
     document.getElementById('btn-cpu').classList.add('active');
     document.getElementById('btn-mem').classList.remove('active');
     currentMetric = 'cpu';
-    if (clusterData) renderChart(clusterData);
+    updatePodHeights();
 });
 
-document.getElementById('btn-mem').addEventListener('click', (e) => {
+document.getElementById('btn-mem').addEventListener('click', () => {
     document.getElementById('btn-mem').classList.add('active');
     document.getElementById('btn-cpu').classList.remove('active');
     currentMetric = 'memory';
-    if (clusterData) renderChart(clusterData);
+    updatePodHeights();
 });
 
-async function fetchData() {
+document.getElementById('btn-reset-cam').addEventListener('click', () => {
-    try {
+    resetCameraView();
-        const response = await fetch('/api/cluster-data');
+});
-        if (!response.ok) throw new Error('Failed to fetch data');
-        clusterData = await response.json();
 
-        document.getElementById('loading').classList.add('hidden');
+document.getElementById('btn-auto-rotate').addEventListener('click', () => {
-        renderChart(clusterData);
+    autoRotateEnabled = !autoRotateEnabled;
-    } catch (error) {
+    controls.autoRotate = autoRotateEnabled;
-        console.error(error);
+    const btn = document.getElementById('btn-auto-rotate');
-        document.getElementById('loading').innerHTML = `<p style="color: #ef4444;">Error loading data: ${error.message}</p>`;
+    const textSpan = document.getElementById('auto-rotate-text');
+    if (autoRotateEnabled) {
+        btn.classList.add('active');
+        textSpan.innerText = 'Rotating...';
+    } else {
+        btn.classList.remove('active');
+        textSpan.innerText = 'Auto Rotate';
     }
-}
+});
 
-function renderChart(data) {
+// Initialize 3D Engine
+function init3D() {
     const container = document.getElementById('chart-container');
     const width = container.clientWidth;
     const height = container.clientHeight;
 
-    // Clear previous
+    // Scene
-    d3.select('#chart-container').selectAll('*').remove();
+    scene = new THREE.Scene();
+    scene.background = new THREE.Color(0x090d16);
+    scene.fog = new THREE.FogExp2(0x090d16, 0.0012);
 
-    const svg = d3.select('#chart-container')
+    // Camera
-        .append('svg')
+    camera = new THREE.PerspectiveCamera(45, width / height, 1, 2000);
-        .attr('width', width)
+    camera.position.set(0, 140, 210);
-        .attr('height', height)
+    camera.lookAt(0, 0, 0);
-        .style('font-family', 'Inter, sans-serif');
+
+    // Renderer
+    renderer = new THREE.WebGLRenderer({ antialias: true, alpha: true });
+    renderer.setSize(width, height);
+    renderer.setPixelRatio(Math.min(window.devicePixelRatio, 2));
+    renderer.shadowMap.enabled = true;
+    renderer.shadowMap.type = THREE.PCFSoftShadowMap;
+    
+    // Clear previous elements if any
+    container.innerHTML = '';
+    container.appendChild(renderer.domElement);
+
+    // Lights
+    const ambientLight = new THREE.AmbientLight(0xffffff, 0.65);
+    scene.add(ambientLight);
+
+    const dirLight = new THREE.DirectionalLight(0xffffff, 0.85);
+    dirLight.position.set(120, 220, 120);
+    dirLight.castShadow = true;
+    dirLight.shadow.mapSize.width = 2048;
+    dirLight.shadow.mapSize.height = 2048;
+    scene.add(dirLight);
+
+    const bluePointLight = new THREE.PointLight(0x3b82f6, 1.2, 600);
+    bluePointLight.position.set(-150, 150, -150);
+    scene.add(bluePointLight);
+
+    const purplePointLight = new THREE.PointLight(0x8b5cf6, 1.0, 600);
+    purplePointLight.position.set(150, 150, 150);
+    scene.add(purplePointLight);
+
+    // Grid Floor
+    const gridHelper = new THREE.GridHelper(600, 60, 0x3b82f6, 0x1e293b);
+    gridHelper.position.y = -0.5;
+    scene.add(gridHelper);
+
+    // Orbit Controls
+    controls = new THREE.OrbitControls(camera, renderer.domElement);
+    controls.enableDamping = true;
+    controls.dampingFactor = 0.05;
+    controls.maxPolarAngle = Math.PI / 2 - 0.02; // Don't go below ground
+    controls.minDistance = 20;
+    controls.maxDistance = 800;
+    controls.autoRotate = autoRotateEnabled;
+    controls.autoRotateSpeed = 1.0;
+
+    // Events
+    window.addEventListener('resize', onWindowResize);
+    container.addEventListener('mousemove', onPointerMove);
+    container.addEventListener('click', onPointerClick);
+
+    // Start animation loop
+    animate();
+}
+
+function resetCameraView() {
+    let startPos = camera.position.clone();
+    let targetPos = new THREE.Vector3(0, 140, 210);
+    let startLookAt = controls.target.clone();
+    let targetLookAt = new THREE.Vector3(0, 0, 0);
+
+    let duration = 600;
+    let startTime = performance.now();
+
+    function step(now) {
+        let progress = Math.min((now - startTime) / duration, 1);
+        // Ease out cubic
+        let ease = 1 - Math.pow(1 - progress, 3);
+
+        camera.position.lerpVectors(startPos, targetPos, ease);
+        controls.target.lerpVectors(startLookAt, targetLookAt, ease);
+        controls.update();
+
+        if (progress < 1) {
+            requestAnimationFrame(step);
+        }
+    }
+    requestAnimationFrame(step);
+}
+
+function onWindowResize() {
+    const container = document.getElementById('chart-container');
+    if (!container || !renderer || !camera) return;
+
+    const width = container.clientWidth;
+    const height = container.clientHeight;
+
+    camera.aspect = width / height;
+    camera.updateProjectionMatrix();
+
+    renderer.setSize(width, height);
+}
+
+// Fetch Cluster Data
+async function fetchData() {
+    try {
+        const response = await fetch('/api/cluster-data');
+        if (!response.ok) throw new Error('Failed to fetch cluster data');
+        clusterData = await response.json();
+
+        document.getElementById('loading').classList.add('hidden');
+        
+        if (!scene) {
+            init3D();
+        }
+        build3DCluster(clusterData);
+    } catch (error) {
+        console.error(error);
+        document.getElementById('loading').innerHTML = `<p style="color: #ef4444; font-weight: 600;">Error loading cluster data: ${error.message}</p>`;
+    }
+}
+
+// Helper to create 3D Canvas Text Sprite for Node Labels
+function createTextSprite(text, fontSize = 28, textColor = '#f8fafc', bgColor = 'rgba(15, 23, 42, 0.85)') {
+    const canvas = document.createElement('canvas');
+    const ctx = canvas.getContext('2d');
+    canvas.width = 512;
+    canvas.height = 128;
+
+    // Pill background
+    ctx.fillStyle = bgColor;
+    ctx.roundRect(16, 16, canvas.width - 32, canvas.height - 32, 24);
+    ctx.fill();
+
+    // Border
+    ctx.strokeStyle = 'rgba(59, 130, 246, 0.6)';
+    ctx.lineWidth = 6;
+    ctx.stroke();
+
+    // Text
+    ctx.font = `700 ${fontSize}px Inter, sans-serif`;
+    ctx.fillStyle = textColor;
+    ctx.textAlign = 'center';
+    ctx.textBaseline = 'middle';
+    ctx.fillText(text, canvas.width / 2, canvas.height / 2);
+
+    const texture = new THREE.CanvasTexture(canvas);
+    const spriteMaterial = new THREE.SpriteMaterial({ map: texture, transparent: true });
+    const sprite = new THREE.Sprite(spriteMaterial);
+    sprite.scale.set(45, 11.25, 1);
+    return sprite;
+}
+
+// Build 3D Topology from Data
+function build3DCluster(data) {
+    // Clear existing node & pod meshes
+    podMeshes.forEach(mesh => {
+        scene.remove(mesh);
+        mesh.geometry.dispose();
+        if (mesh.material) mesh.material.dispose();
+    });
+    podMeshes = [];
+
+    nodeMeshes.forEach(obj => {
+        scene.remove(obj);
+        if (obj.geometry) obj.geometry.dispose();
+        if (obj.material) obj.material.dispose();
+    });
+    nodeMeshes = [];
+
+    if (!data || !data.children || data.children.length === 0) return;
+
+    // 1. Compute cluster max metrics for scaling height
+    maxCpuInCluster = 1;
+    maxMemInCluster = 1;
+
+    data.children.forEach(node => {
+        if (node.children) {
+            node.children.forEach(pod => {
+                if (pod.type === 'pod') {
+                    if (pod.cpu_raw > maxCpuInCluster) maxCpuInCluster = pod.cpu_raw;
+                    if (pod.memory_raw > maxMemInCluster) maxMemInCluster = pod.memory_raw;
+                }
+            });
+        }
+    });
+
+    // 2. Layout on X-Z floor using D3 Treemap
+    const BOUNDS_SIZE = 220; // 3D world dimension for ground layout
 
-    // Create hierarchy
     const root = d3.hierarchy(data)
         .sum(d => {
             if (d.type === 'node') return 0;
-            return d[currentMetric] || 0;
+            // Ensure minimum footprint for every pod block
+            return Math.max(d.cpu_raw || 0, d.memory_raw ? d.memory_raw / 1000000 : 0, 15);
         })
         .sort((a, b) => b.value - a.value);
 
-    // Create Treemap
     d3.treemap()
-        .size([width, height])
+        .size([BOUNDS_SIZE, BOUNDS_SIZE])
-        .paddingTop(28)
+        .paddingTop(36)
-        .paddingRight(8)
+        .paddingRight(10)
-        .paddingInner(4)
+        .paddingInner(6)
-        .paddingBottom(8)
+        .paddingBottom(10)
-        .paddingLeft(8)
+        .paddingLeft(10)(root);
-        .round(true)(root);
 
-    // Get nodes and pods
+    // 3. Render Nodes and Pods
-    const nodes = root.descendants().filter(d => d.depth === 1); // Nodes
+    const nodes = root.descendants().filter(d => d.depth === 1);
-    const pods = root.leaves(); // Pods and Unused
+    const pods = root.leaves();
 
-    // Color scale for pods
+    // Render Node Platforms
-    const getColor = (d) => {
+    nodes.forEach(n => {
-        if (d.data.type === 'unused') return 'var(--color-unused)';
+        const nw = Math.max(10, n.x1 - n.x0);
-        if (d.data.status === 'Running') return 'var(--color-running)';
+        const nh = Math.max(10, n.y1 - n.y0);
-        if (d.data.status === 'Pending') return 'var(--color-pending)';
+        const centerX = (n.x0 + n.x1) / 2 - BOUNDS_SIZE / 2;
-        return 'var(--color-failed)';
+        const centerZ = (n.y0 + n.y1) / 2 - BOUNDS_SIZE / 2;
-    };
 
-    // Draw Node Groups
+        const platformGeo = new THREE.BoxGeometry(nw, 1.5, nh);
-    const nodeGroups = svg.selectAll('.node-group')
+        const platformMat = new THREE.MeshStandardMaterial({
-        .data(nodes)
+            color: 0x1e293b,
-        .enter()
+            roughness: 0.5,
-        .append('g')
+            metalness: 0.3,
-        .attr('class', 'node-group')
+            transparent: true,
-        .attr('transform', d => `translate(${d.x0},${d.y0})`);
+            opacity: 0.95
+        });
+        const platformMesh = new THREE.Mesh(platformGeo, platformMat);
+        platformMesh.position.set(centerX, 0.75, centerZ);
+        platformMesh.receiveShadow = true;
 
-    // Node Background
+        // Platform Border Frame
-    nodeGroups.append('rect')
+        const edges = new THREE.EdgesGeometry(platformGeo);
-        .attr('class', 'node-rect')
+        const lineMat = new THREE.LineBasicMaterial({ color: 0x3b82f6, linewidth: 2 });
-        .attr('width', d => Math.max(0, d.x1 - d.x0))
+        const wireframe = new THREE.LineSegments(edges, lineMat);
-        .attr('height', d => Math.max(0, d.y1 - d.y0));
+        platformMesh.add(wireframe);
 
-    // Node Label
+        scene.add(platformMesh);
-    nodeGroups.append('text')
+        nodeMeshes.push(platformMesh);
-        .attr('class', 'node-label')
-        .attr('x', 8)
-        .attr('y', 20)
-        .text(d => d.data.name);
 
-    // Draw Pods
+        // Node Label Sprite
-    const podGroups = svg.selectAll('.pod-group')
+        const sprite = createTextSprite(n.data.name, 26, '#f8fafc');
-        .data(pods)
+        sprite.position.set(centerX, 12, centerZ - nh / 2 - 4);
-        .enter()
+        scene.add(sprite);
-        .append('g')
+        nodeMeshes.push(sprite);
-        .attr('class', 'pod-group')
+    });
-        .attr('transform', d => `translate(${d.x0},${d.y0})`);
 
-    // Pod Rect
+    // Render Pod Towers
-    podGroups.append('rect')
+    pods.forEach(p => {
-        .attr('class', 'pod-rect')
+        const pw = Math.max(2, (p.x1 - p.x0) * 0.88);
-        .attr('width', d => Math.max(0, d.x1 - d.x0))
+        const pd = Math.max(2, (p.y1 - p.y0) * 0.88);
-        .attr('height', d => Math.max(0, d.y1 - d.y0))
+        const centerX = (p.x0 + p.x1) / 2 - BOUNDS_SIZE / 2;
-        .attr('fill', d => getColor(d))
+        const centerZ = (p.y0 + p.y1) / 2 - BOUNDS_SIZE / 2;
-        .on('mousemove', function(event, d) {
-            const tooltip = document.getElementById('tooltip');
-            tooltip.classList.remove('hidden');
 
-            // Boundary detection for tooltip
+        // Calculate height
-            const tWidth = 240;
+        const targetHeight = getTargetHeight(p.data);
-            let left = event.pageX + 15;
-            let top = event.pageY + 15;
 
-            if (left + tWidth > window.innerWidth) {
+        // Box geometry: 1 unit height base, scaled in animation loop
-                left = event.pageX - tWidth - 15;
+        const podGeo = new THREE.BoxGeometry(pw, 1, pd);
-            }
 
-            tooltip.style.left = left + 'px';
+        // Color & Material based on Pod Status
-            tooltip.style.top = top + 'px';
+        let color = 0x10b981; // Running emerald
+        let emissive = 0x059669;
+        let opacity = 0.9;
+        let transparent = false;
 
-            let val = currentMetric === 'cpu' ? formatCpu(d.data[`${currentMetric}_raw`]) : formatBytes(d.data[`${currentMetric}_raw`]);
+        if (p.data.type === 'unused') {
+            color = 0x64748b;
+            emissive = 0x334155;
+            opacity = 0.25;
+            transparent = true;
+        } else if (p.data.status === 'Pending') {
+            color = 0xf59e0b;
+            emissive = 0xd97706;
+        } else if (p.data.status !== 'Running') {
+            color = 0xef4444;
+            emissive = 0xdc2626;
+        }
 
-            if (d.data.type === 'unused') {
+        const podMat = new THREE.MeshStandardMaterial({
-                tooltip.innerHTML = `
+            color: color,
-                    <div class="tooltip-title">Available Capacity</div>
+            emissive: emissive,
-                    <div class="tooltip-row">
+            emissiveIntensity: p.data.type === 'unused' ? 0.05 : 0.25,
-                        <span class="tooltip-label">${currentMetric.toUpperCase()}:</span>
+            roughness: 0.3,
-                        <span class="tooltip-value">${val}</span>
+            metalness: 0.4,
-                    </div>
+            transparent: transparent,
-                `;
+            opacity: opacity
-            } else {
-                tooltip.innerHTML = `
-                    <div class="tooltip-title">${d.data.name}</div>
-                    <div class="tooltip-row">
-                        <span class="tooltip-label">Namespace:</span>
-                        <span class="tooltip-value">${d.data.namespace}</span>
-                    </div>
-                    <div class="tooltip-row">
-                        <span class="tooltip-label">Status:</span>
-                        <span class="tooltip-value">${d.data.status}</span>
-                    </div>
-                    <div class="tooltip-row">
-                        <span class="tooltip-label">${currentMetric.toUpperCase()}:</span>
-                        <span class="tooltip-value">${val}</span>
-                    </div>
-                `;
-            }
-        })
-        .on('mouseout', function() {
-            document.getElementById('tooltip').classList.add('hidden');
         });
 
-    // Pod Label (only if there is space)
+        const podMesh = new THREE.Mesh(podGeo, podMat);
-    podGroups.append('text')
+        podMesh.castShadow = true;
-        .attr('class', 'pod-label')
+        podMesh.receiveShadow = true;
-        .attr('x', 4)
+
-        .attr('y', 14)
+        // Initial positions & properties
-        .text(d => {
+        podMesh.position.set(centerX, 1.5 + 0.1 / 2, centerZ);
-            if (d.data.type === 'unused') return '';
+        podMesh.scale.set(1, 0.1, 1);
-            const width = d.x1 - d.x0;
+
-            const height = d.y1 - d.y0;
+        podMesh.userData = {
-            if (width > 60 && height > 20) {
+            ...p.data,
-                let txt = d.data.name;
+            nodeName: p.parent ? p.parent.data.name : 'Unknown Node'
-                if (txt.length * 5 > width) {
+        };
-                    return txt.substring(0, Math.floor(width/5) - 2) + '..';
+        podMesh.targetHeight = targetHeight;
-                }
+        podMesh.currentHeight = 0.1;
-                return txt;
+        podMesh.baseWidth = pw;
-            }
+        podMesh.baseDepth = pd;
-            return '';
+        podMesh.baseCenterX = centerX;
-        });
+        podMesh.baseCenterZ = centerZ;
+        podMesh.originalColor = color;
+        podMesh.originalEmissive = emissive;
+        podMesh.originalEmissiveIntensity = p.data.type === 'unused' ? 0.05 : 0.25;
+
+        scene.add(podMesh);
+        podMeshes.push(podMesh);
+    });
 }
 
-// Handle resize
+// Calculate target 3D tower height based on current metric
-window.addEventListener('resize', () => {
+function getTargetHeight(data) {
-    if (clusterData) {
+    if (data.type === 'unused') return 0.5; // low plate for available capacity
-        renderChart(clusterData);
-    }
-});
 
-// Initial fetch
+    const MAX_HEIGHT = 50; // Maximum tower height units
+    const MIN_HEIGHT = 1.5; // Base minimum height for visibility
+
+    if (currentMetric === 'cpu') {
+        const val = data.cpu_raw || 0;
+        return MIN_HEIGHT + (val / (maxCpuInCluster || 1)) * MAX_HEIGHT;
+    } else {
+        const val = data.memory_raw || 0;
+        return MIN_HEIGHT + (val / (maxMemInCluster || 1)) * MAX_HEIGHT;
+    }
+}
+
+// Update heights smoothly when toggling metric
+function updatePodHeights() {
+    podMeshes.forEach(mesh => {
+        mesh.targetHeight = getTargetHeight(mesh.userData);
+    });
+}
+
+// Main Render & Animation Loop
+function animate() {
+    requestAnimationFrame(animate);
+
+    // Smoothly interpolate pod tower heights (lerp)
+    podMeshes.forEach(mesh => {
+        if (Math.abs(mesh.currentHeight - mesh.targetHeight) > 0.01) {
+            mesh.currentHeight += (mesh.targetHeight - mesh.currentHeight) * 0.1;
+            mesh.scale.y = mesh.currentHeight;
+            // Keep tower base resting on the node platform at y = 1.5
+            mesh.position.y = 1.5 + mesh.currentHeight / 2;
+        }
+    });
+
+    controls.update();
+    renderer.render(scene, camera);
+}
+
+// Mouse Pointer Raycasting & Hover Tooltip
+function onPointerMove(event) {
+    const container = document.getElementById('chart-container');
+    const rect = container.getBoundingClientRect();
+
+    mouse.x = ((event.clientX - rect.left) / container.clientWidth) * 2 - 1;
+    mouse.y = -((event.clientY - rect.top) / container.clientHeight) * 2 + 1;
+
+    raycaster.setFromCamera(mouse, camera);
+    const intersects = raycaster.intersectObjects(podMeshes);
+
+    const tooltip = document.getElementById('tooltip');
+
+    if (intersects.length > 0) {
+        const hitMesh = intersects[0].object;
+
+        if (hoveredPod !== hitMesh) {
+            // Reset previous hovered pod
+            if (hoveredPod) {
+                hoveredPod.material.emissive.setHex(hoveredPod.originalEmissive);
+                hoveredPod.material.emissiveIntensity = hoveredPod.originalEmissiveIntensity;
+            }
+
+            hoveredPod = hitMesh;
+            // Highlight hovered pod tower
+            hoveredPod.material.emissive.setHex(0x60a5fa);
+            hoveredPod.material.emissiveIntensity = 0.6;
+        }
+
+        // Display Tooltip
+        tooltip.classList.remove('hidden');
+
+        // Boundary handling
+        const tWidth = 260;
+        let left = event.pageX + 15;
+        let top = event.pageY + 15;
+
+        if (left + tWidth > window.innerWidth) {
+            left = event.pageX - tWidth - 15;
+        }
+
+        tooltip.style.left = left + 'px';
+        tooltip.style.top = top + 'px';
+
+        const data = hitMesh.userData;
+        const valCpu = formatCpu(data.cpu_raw);
+        const valMem = formatBytes(data.memory_raw);
+
+        if (data.type === 'unused') {
+            tooltip.innerHTML = `
+                <div class="tooltip-title">
+                    <span>Available Capacity</span>
+                    <span class="legend-dot unused"></span>
+                </div>
+                <div class="tooltip-row">
+                    <span class="tooltip-label">Node:</span>
+                    <span class="tooltip-value">${data.nodeName}</span>
+                </div>
+                <div class="tooltip-row">
+                    <span class="tooltip-label">Unused CPU:</span>
+                    <span class="tooltip-value">${valCpu}</span>
+                </div>
+                <div class="tooltip-row">
+                    <span class="tooltip-label">Unused Memory:</span>
+                    <span class="tooltip-value">${valMem}</span>
+                </div>
+            `;
+        } else {
+            const statusColor = data.status === 'Running' ? '#10b981' : (data.status === 'Pending' ? '#f59e0b' : '#ef4444');
+            tooltip.innerHTML = `
+                <div class="tooltip-title">
+                    <span>${data.name}</span>
+                </div>
+                <div class="tooltip-row">
+                    <span class="tooltip-label">Namespace:</span>
+                    <span class="tooltip-value">${data.namespace}</span>
+                </div>
+                <div class="tooltip-row">
+                    <span class="tooltip-label">Node:</span>
+                    <span class="tooltip-value">${data.nodeName}</span>
+                </div>
+                <div class="tooltip-row">
+                    <span class="tooltip-label">Status:</span>
+                    <span class="tooltip-value" style="color: ${statusColor}; font-weight: 700;">${data.status}</span>
+                </div>
+                <div class="tooltip-row">
+                    <span class="tooltip-label">CPU Usage:</span>
+                    <span class="tooltip-value ${currentMetric === 'cpu' ? 'active-metric' : ''}">${valCpu}</span>
+                </div>
+                <div class="tooltip-row">
+                    <span class="tooltip-label">Memory Usage:</span>
+                    <span class="tooltip-value ${currentMetric === 'memory' ? 'active-metric' : ''}">${valMem}</span>
+                </div>
+            `;
+        }
+
+    } else {
+        if (hoveredPod) {
+            hoveredPod.material.emissive.setHex(hoveredPod.originalEmissive);
+            hoveredPod.material.emissiveIntensity = hoveredPod.originalEmissiveIntensity;
+            hoveredPod = null;
+        }
+        tooltip.classList.add('hidden');
+    }
+}
+
+// Click to focus camera on selected Pod
+function onPointerClick(event) {
+    if (!hoveredPod) return;
+
+    let targetPos = hoveredPod.position.clone();
+
+    let startLookAt = controls.target.clone();
+    let duration = 500;
+    let startTime = performance.now();
+
+    function step(now) {
+        let progress = Math.min((now - startTime) / duration, 1);
+        let ease = 1 - Math.pow(1 - progress, 3);
+
+        controls.target.lerpVectors(startLookAt, targetPos, ease);
+        controls.update();
+
+        if (progress < 1) {
+            requestAnimationFrame(step);
+        }
+    }
+    requestAnimationFrame(step);
+}
+
+// Initial fetch and auto-polling every 30s
 fetchData();
-// Poll every 30 seconds
 setInterval(fetchData, 30000);
+

static/style.css

@@ -4,14 +4,14 @@
     --text-muted: #94a3b8;
     --accent: #3b82f6;
     --accent-hover: #2563eb;
-    --glass-bg: rgba(30, 41, 59, 0.7);
+    --glass-bg: rgba(30, 41, 59, 0.75);
-    --glass-border: rgba(255, 255, 255, 0.1);
+    --glass-border: rgba(255, 255, 255, 0.12);
     
     /* Chart Colors */
-    --color-running: rgba(16, 185, 129, 0.8);
+    --color-running: #10b981;
-    --color-pending: rgba(245, 158, 11, 0.8);
+    --color-pending: #f59e0b;
-    --color-failed: rgba(239, 68, 68, 0.8);
+    --color-failed: #ef4444;
-    --color-unused: rgba(148, 163, 184, 0.15);
+    --color-unused: rgba(148, 163, 184, 0.2);
     --color-node: rgba(30, 41, 59, 0.9);
 }
 
@@ -36,14 +36,14 @@ body {
     display: flex;
     flex-direction: column;
     height: 100vh;
-    padding: 1.5rem;
+    padding: 1.25rem;
-    gap: 1.5rem;
+    gap: 1rem;
 }
 
 .glass-panel {
     background: var(--glass-bg);
-    backdrop-filter: blur(12px);
+    backdrop-filter: blur(16px);
-    -webkit-backdrop-filter: blur(12px);
+    -webkit-backdrop-filter: blur(16px);
     border: 1px solid var(--glass-border);
     border-radius: 1rem;
     box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.5), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
@@ -53,7 +53,8 @@ body {
     display: flex;
     justify-content: space-between;
     align-items: center;
-    padding: 1rem 2rem;
+    padding: 0.85rem 1.75rem;
+    z-index: 20;
 }
 
 .logo {
@@ -68,6 +69,26 @@ body {
     font-weight: 700;
     color: var(--text-main);
     letter-spacing: -0.025em;
+    display: flex;
+    align-items: center;
+    gap: 0.5rem;
+}
+
+.badge-3d {
+    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
+    color: white;
+    font-size: 0.65rem;
+    font-weight: 800;
+    padding: 0.15rem 0.45rem;
+    border-radius: 0.375rem;
+    letter-spacing: 0.05em;
+    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.4);
+}
+
+.controls {
+    display: flex;
+    align-items: center;
+    gap: 1rem;
 }
 
 .toggle-container {
@@ -93,7 +114,39 @@ body {
 .toggle-btn.active {
     background: var(--accent);
     color: white;
-    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
+    box-shadow: 0 2px 6px rgba(59, 130, 246, 0.4);
+}
+
+.action-buttons {
+    display: flex;
+    gap: 0.5rem;
+}
+
+.icon-btn {
+    display: flex;
+    align-items: center;
+    gap: 0.4rem;
+    background: rgba(15, 23, 42, 0.6);
+    border: 1px solid var(--glass-border);
+    color: var(--text-muted);
+    padding: 0.5rem 0.85rem;
+    font-size: 0.825rem;
+    font-weight: 600;
+    border-radius: 0.5rem;
+    cursor: pointer;
+    transition: all 0.2s ease;
+}
+
+.icon-btn:hover {
+    background: rgba(30, 41, 59, 0.9);
+    color: var(--text-main);
+    border-color: rgba(255, 255, 255, 0.25);
+}
+
+.icon-btn.active {
+    background: rgba(59, 130, 246, 0.2);
+    color: var(--accent);
+    border-color: var(--accent);
 }
 
 .main-content {
@@ -114,7 +167,7 @@ body {
     justify-content: center;
     gap: 1rem;
     padding: 3rem;
-    z-index: 10;
+    z-index: 30;
     transition: opacity 0.3s ease;
 }
 
@@ -139,46 +192,76 @@ body {
 .chart-container {
     width: 100%;
     height: 100%;
+    cursor: grab;
 }
 
-.node-group {
+.chart-container:active {
-    transition: all 0.3s ease;
+    cursor: grabbing;
 }
 
-.node-rect {
+.navigation-hint {
-    fill: var(--color-node);
+    position: absolute;
-    stroke: var(--glass-border);
+    top: 1rem;
-    stroke-width: 1px;
+    left: 1rem;
-    rx: 8;
+    display: flex;
-    ry: 8;
+    gap: 1rem;
+    padding: 0.6rem 1rem;
+    font-size: 0.75rem;
+    color: var(--text-muted);
+    pointer-events: none;
+    z-index: 10;
 }
 
-.pod-rect {
+.navigation-hint kbd {
-    stroke: rgba(0,0,0,0.3);
+    background: rgba(255, 255, 255, 0.1);
-    stroke-width: 1px;
+    border: 1px solid rgba(255, 255, 255, 0.2);
-    rx: 4;
+    border-radius: 0.25rem;
-    ry: 4;
+    padding: 0.1rem 0.35rem;
-    transition: fill 0.3s ease, opacity 0.3s ease, stroke 0.3s ease;
+    font-family: inherit;
-    cursor: pointer;
-}
-
-.pod-rect:hover {
-    opacity: 0.9;
-    stroke: white;
-}
-
-.node-label {
-    fill: var(--text-main);
-    font-size: 0.875rem;
     font-weight: 600;
+    color: var(--text-main);
+}
+
+.legend-panel {
+    position: absolute;
+    bottom: 1rem;
+    right: 1rem;
+    display: flex;
+    flex-direction: column;
+    gap: 0.4rem;
+    padding: 0.75rem 1.1rem;
+    font-size: 0.775rem;
+    z-index: 10;
     pointer-events: none;
 }
 
-.pod-label {
+.legend-item {
-    fill: white;
+    display: flex;
-    font-size: 0.7rem;
+    align-items: center;
-    pointer-events: none;
+    gap: 0.5rem;
-    text-shadow: 0 1px 2px rgba(0,0,0,0.8);
+    color: var(--text-muted);
+}
+
+.legend-dot {
+    width: 0.65rem;
+    height: 0.65rem;
+    border-radius: 50%;
+}
+
+.legend-dot.running { background-color: var(--color-running); box-shadow: 0 0 6px var(--color-running); }
+.legend-dot.pending { background-color: var(--color-pending); box-shadow: 0 0 6px var(--color-pending); }
+.legend-dot.failed { background-color: var(--color-failed); box-shadow: 0 0 6px var(--color-failed); }
+.legend-dot.unused { background-color: #64748b; opacity: 0.5; }
+
+.legend-divider {
+    height: 1px;
+    background: var(--glass-border);
+    margin: 0.25rem 0;
+}
+
+.legend-note {
+    font-size: 0.725rem;
+    color: var(--accent);
 }
 
 .tooltip {
@@ -186,9 +269,10 @@ body {
     padding: 1rem;
     pointer-events: none;
     z-index: 100;
-    font-size: 0.875rem;
+    font-size: 0.85rem;
     transition: opacity 0.2s ease, transform 0.1s ease;
-    min-width: 240px;
+    min-width: 250px;
+    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.6);
 }
 
 .tooltip.hidden {
@@ -201,12 +285,16 @@ body {
     border-bottom: 1px solid var(--glass-border);
     padding-bottom: 0.5rem;
     word-break: break-all;
+    color: var(--text-main);
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
 }
 
 .tooltip-row {
     display: flex;
     justify-content: space-between;
-    margin-bottom: 0.25rem;
+    margin-bottom: 0.3rem;
     gap: 1rem;
 }
 
@@ -216,4 +304,6 @@ body {
 
 .tooltip-value {
     font-weight: 600;
+    color: var(--text-main);
 }
+

templates/index.html

@@ -3,12 +3,16 @@
 <head>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
-    <title>Kubernetes Cluster Visualization</title>
+    <title>Kubernetes Cluster Visualization - K8s Pulse 3D</title>
     <link rel="preconnect" href="https://fonts.googleapis.com">
     <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
     <link href="https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700&display=swap" rel="stylesheet">
     <link rel="stylesheet" href="/static/style.css">
+    <!-- D3.js for 2D floor layout computation -->
     <script src="https://d3js.org/d3.v7.min.js"></script>
+    <!-- Three.js & OrbitControls for 3D rendering and mouse navigation -->
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/three.js/r128/three.min.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/three@0.128.0/examples/js/controls/OrbitControls.js"></script>
 </head>
 <body>
     <div class="app-container">
@@ -19,12 +23,27 @@
                     <path d="M2 17L12 22L22 17" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"/>
                     <path d="M2 12L12 17L22 12" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"/>
                 </svg>
-                <h1>K8s Pulse</h1>
+                <h1>K8s Pulse <span class="badge-3d">3D</span></h1>
             </div>
             <div class="controls">
                 <div class="toggle-container">
-                    <button class="toggle-btn active" id="btn-cpu">CPU</button>
+                    <button class="toggle-btn active" id="btn-cpu">CPU Consumption</button>
-                    <button class="toggle-btn" id="btn-mem">Memory</button>
+                    <button class="toggle-btn" id="btn-mem">Memory Consumption</button>
+                </div>
+                <div class="action-buttons">
+                    <button class="icon-btn" id="btn-reset-cam" title="Reset Camera View">
+                        <svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
+                            <path d="M3 12a9 9 0 1 0 9-9 9.75 9.75 0 0 0-6.74 2.74L3 8"/>
+                            <path d="M3 3v5h5"/>
+                        </svg>
+                        <span>Reset View</span>
+                    </button>
+                    <button class="icon-btn" id="btn-auto-rotate" title="Toggle 3D Auto-Rotation">
+                        <svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
+                            <path d="M21.5 2v6h-6M21.34 15.57a10 10 0 1 1-.57-8.38l5.67-5.67"/>
+                        </svg>
+                        <span id="auto-rotate-text">Auto Rotate</span>
+                    </button>
                 </div>
             </div>
         </header>
@@ -32,9 +51,27 @@
         <main class="main-content">
             <div id="loading" class="loading glass-panel">
                 <div class="spinner"></div>
-                <p>Analyzing Cluster...</p>
+                <p>Building 3D Pod Topology...</p>
             </div>
+            
             <div id="chart-container" class="chart-container"></div>
+            
+            <!-- 3D Navigation Hint -->
+            <div class="navigation-hint glass-panel">
+                <span><kbd>Left Drag</kbd> Rotate</span>
+                <span><kbd>Right Drag</kbd> Pan</span>
+                <span><kbd>Scroll</kbd> Zoom</span>
+            </div>
+
+            <!-- Legend Panel -->
+            <div class="legend-panel glass-panel">
+                <div class="legend-item"><span class="legend-dot running"></span> Running Pod</div>
+                <div class="legend-item"><span class="legend-dot pending"></span> Pending Pod</div>
+                <div class="legend-item"><span class="legend-dot failed"></span> Failed Pod</div>
+                <div class="legend-item"><span class="legend-dot unused"></span> Available Capacity</div>
+                <div class="legend-divider"></div>
+                <div class="legend-note">📐 <strong>Tower Height</strong> = Resource Usage</div>
+            </div>
         </main>
     </div>
     
@@ -43,3 +80,4 @@
     <script src="/static/app.js"></script>
 </body>
 </html>
+

version.ini

@@ -1,2 +1,2 @@
 [metadata]
-version = 0.4
+version = 0.5